Home / 15,829.87-23,756.49-7,509.93

Finding the Fourth Proportional to 15,829.87, 23,756.49 and 7,509.93

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Solution

The fourth proportional to 15,829.87, 23,756.49 and 7,509.93 is: 11,270.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,829.87 : 23,756.49 = 7,509.93 : x
  2. Step 2: Convert to fraction form
    15,829.87/23,756.49 = 7,509.93/x
  3. Step 3: Cross multiply
    15,829.87x = 23,756.49 × 7,509.93
  4. Step 4: Simplify right side
    15,829.87x = 178,409,576.95
  5. Step 5: Solve for x
    x = 178,409,576.95/15,829.87
  6. Step 6: Final answer
    x = 11,270.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.